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Subject: Re: [PATCH][RFC] block plugging reworked
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Jens Axboe <axboe@suse.de>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>,
        Linus Torvalds <torvalds@transmeta.com>,
        Jeff Garzik <jgarzik@mandrakesoft.com>
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Date: 28 May 2002 12:31:44 +0100
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On Tue, 2002-05-28 at 09:48, Jens Axboe wrote:
> This patch provides the ability for a block driver to signal it's too
> busy to receive more work and temporarily halt the request queue. In
> concept it's similar to the networking netif_{start,stop}_queue helpers.

I am now a very happy person. That will clean up some much crap in the
i2o and some of the scsi drivers its wonderful